200ml HG Hagesan Service Engineer is the maintenence product to prolong the life of your dishwasher or washing machine. At first glance washing machines and dishwashers always appear to be clean. However, every wash cycle soils crucial (often invisible) parts in your machine through deposits formed by lime, soap and dirt. This soiling wears down the parts causing malfunctions. This not only causes a breakdown of the machine but it also leads to the following: This not only causes a breakdown of the machine but it also leads to the following: Malfunction from dirt can now be avoided by a very simple cleaning of the dishwasher or washing machine every 3 months using HG Service Engineer (used by professional repairmen).